Electromagnetics

News and Updates

NIST Scientists Reveal the Power Behind the Curtain — With Neutrons

September 16, 2020

In a potential step forward for imaging technology, scientists from the National Institute of Standards and Technology (NIST) and Sandia National Laboratories

Building a Better Lithium Ion Source to Build a Better FIB

April 22, 2019

Eight years ago, NIST researchers developed a groundbreaking microscope that uses a narrow beam of low-energy lithium ions, rather than a beam of light or

Transparent image shaped like wedding cake atop a honeycomb-like lattice with green squiggly lines

A Novel Graphene Quantum Dot Structure Takes the Cake

August 23, 2018

In a marriage of quantum science and solid-state physics, researchers at the National Institute of Standards and Technology (NIST) have used magnetic fields to

Projects and Programs

Electric-acoustic spectroscopy for intermolecular interactions in solution

NIST’s Material Measurement Laboratory and Communications Technology Laboratory are developing a new spectroscopy for intermolecular interactions. The team is

Cityscape in the background. Solar panels in the foreground.

Smart Grid Program

The Smart Grid Program develops and demonstrates smart grid measurement science advances to improve the efficiency, reliability, resilience, and sustainability

The NIST millimeter-wave extrapolation range being prepared for antenna measurements.

Antenna Metrology Project

Antennas are the eyes, ears and voice boxes of everything from cell phones to interplanetary spacecraft. The Antenna Metrology Program carries on NIST's

Advanced Materials Metrology

In this project we measure the fundamental electrical properties of materials from bulk to nanoscale from 1 MHz to 0.3 THz. Understanding the interaction of

Publications

Josephson Microwave Sources Applied to Quantum Information Systems

December 18, 2020

Author(s)

Adam J. Sirois, Manuel C. Castellanos Beltran, Anna E. Fox, Samuel P. Benz, Peter F. Hopkins

Quantum computers with thousands or millions of qubits will require a scalable solution for qubit control and readout electronics. Colocating these electronics

Calibration of Ray-Tracing with Diffuse Scattering against 28-GHz Directional Urban Channel Measurements

November 18, 2020

Author(s)

Camillo Gentile, Jelena Senic, Chiehping Lai, Derek Caudill, Jack Chuang, Nada Golmie

This paper describes the calibration of the Volcano ray-tracing engine against channel measurements collected in an urban environment with a 28 GHz directional

Noise Influence on Scattering-Parameter Measurements

November 4, 2020

Author(s)

Dazhen Gu, Jeffrey A. Jargon, Matthew J. Ryan, Anouk Hubrechsen

We present a general model of noise-influenced scattering (S) parameter measurements performed by a vector network analyzer (VNA). The residual error of the S

Note: A Radio Frequency Voltage-Controlled Current Source for Quantum Spin Manipulation

October 19, 2020

Author(s)

Daniel S. Barker, Alessandro Restelli, James A. Fedchak, Julia K. Scherschligt, Stephen P. Eckel

We present a design for a wide-bandwidth, voltage-controlled current source that is easily integrated with radiofrequency magnetic field coils. Our design uses

Software

On-Wafer Calibration Software

NIST Microwave Uncertainty Framework (Beta version) The NIST Microwave Uncertainty Framework provides a "drag-and-drop" toolkit for managing the calculation of

Tools and Instruments

Large Aperture Scanner

The Large Aperture Scanner (LAS) scans a radar transceiver over a 5 meter by 20 meter aperture. Image reconstruction techniques enable a three-dimensional